Television

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/television

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the key inventors of electronic television?Philo Farnsworth and Vladimir Zworykin
2. What is a television and how does it show pictures and sound?A television is a magic box that turns light and sound into electrical signals, sends them through the air or wires, and then turns them back into pictures and sound you can see and hear.
3. How did television start and become a big part of homes?Early experiments used mechanical disks, but electronic cameras like Farnsworth's Image Dissector and Zworykin's Iconoscope made it possible. After World War II, TVs became cheaper and more common in families.

Cathode Ray Tube (CRT): An older display technology using an electron beam to illuminate phosphors on a screen.
Digital Television (DTV): Television broadcasting using digital encoding, offering superior picture and sound quality compared to analog.
Smart TV: A television with integrated internet connectivity and an operating system, allowing for app usage and streaming services.
Pixel Density: The number of pixels within a given area of a display, affecting image sharpness and detail.